VIS Type B Near Term To-Do List
Issues to fix after BS Test Hang
Every Week
Facilities
- Vacuum and roll floor.
- Wipe ladders.
- Tidy tools, parts.
Longer Term
Design/Purchasing
- Do rough mass budget for SR2/SR3/SRM.
- Design SR assembly frame.
- Get another D-Sub breakout (Hirata).
- Design final SF ballast masses (Fabian).
- Finish/post assembly drawing for LBB and LBB damper ring (Hirata).
- Try rearranging arc weights to make room for magic wand (3D CAD or actual weights; Fabian or Hirata).
- If needed based on previous, order longer threaded rods for arc weights on PI (Hirata).
Real-time and SUMCON models
Adjust OSEM ADC and DAC channel assignments to match cabling changes.
Check PI section of k1visbs model.
- Make table of ADC/DAC assignments and check for consistency with D1503600 and k1visbs (Enzo, Mark)
- Understand/document/debug Kokeyama-san's DIO stuff.
- Measure LPCD and HPCD output filter response.
- Design and install software compensation filters for LPCD and HPCD output filters.
- Design and install GAS drift compensation filters.
- Create a proper DAC Monitor MEDM screen.
- Improve ADC Monitor MEDM screen.
2017-06-12
Facilities
Main Assembly
- Unlock BF keystone and try running BF fishing rod to fix sag problem.
Check pitch/roll of SF and adjust trim as required.
Prepare LBB.
Attach LBB outriggers and rod receptacles.
Prepare LBB Cu ring.
Remove from tank, fix incompletely threaded holes, reinstall in tank.
Lay down spacers to protect magnets (in next step).
Prepare LBB magnet ring.
Disassemble.
Pass pieces into tank.
Reassemble on top of Cu ring.
Install LBB damper.
Bind LBB damper rings together with slings.
Remove vacuum tank lid and ring.
Crane rings up to install height, hook LBB magnet ring and support LBB Cu ring by TBD method.
- Crane suspension into tank.
- Hook LBB Cu ring.
- Hook LBB.
- Crane vacuum tank lid+ring black on.
- Remove vacuum tank lid (only).
- Remove port covers where feedthroughs will go, move feedthroughs from assembly frame and install on vacuum tank ring.
- Reconnect in-air cables.
Electronics
- Cabling:
- Calibrate PI vertical LVDT.
- Set yoke on PI vertical LVDT (if necessary).
Cable and test PI yaw stepper.
Cable and test PI vertical stepper.
Cable and test PI horizontal steppers.
Cable and test PI horizontal LVDTs.
- Calibrate PI horizontal LVDTs.
Finalize OSEM cable lengths and update D1503600, E1503091 and Sato-san's spreadsheet.
Recount cables in box and in test hang, and update Sato-san's spreadsheet.
Cable and test PI vertical LVDT.
Debug/fix PI vertical LVDTs #0 and #2.
Debug/fix geophone #1.
- Calibrate PI vertical LVDT.
- Set yoke on PI vertical LVDT (if necessary).
Cable and test PI horizontal LVDTs.
- Calibrate PI horizontal LVDTs.